19911804

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{150847}}^1$

素因数の和:150865

約数の個数: 24

約数和(自身を含む): 50684928

約数和(自身を除く): 30773124

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 150847, 301694, 452541, 603388, 905082, 1659317, 1810164, 3318634, 4977951, 6637268, 9955902, 19911804]

約数ペア:

[(1, 19911804), (2, 9955902), (3, 6637268), (4, 4977951), (6, 3318634), (11, 1810164), (12, 1659317), (22, 905082), (33, 603388), (44, 452541), (66, 301694), (132, 150847)]